def check_column_existence(dbHost, dbPort, dbName, dbUser, dbPassword, table_name, column_name):
    sqlQuery="""select count(*) from
INFORMATION_SCHEMA.columns
where table_name='{}' and column_name='{}';""".format(table_name, column_name)
    conn = pymssql.connect(host=dbHost, port=dbPort, user=dbUser, password=dbPassword, database=dbName)
    cursor = conn.cursor()
    sql = sqlQuery.encode('utf-8')
    cursor.execute(sql)
    for row in cursor:
        if row[0] == 1:
            result = True
        else:
            result = False
    print(result)
    return result

def populate_db_attribute_existence(input_csv_file_path):
    input_csv_file_path = os.path.abspath(input_csv_file_path)
    df = pd.read_csv(input_csv_file_path)
    df['DB_Entity'] = df['DB_Entity'].str.replace(' ', '')
    df['DB_Attributes'] = df['DB_Attributes'].str.replace(' ', '')
    print(df[['DB_Entity', 'DB_Attributes']])